计算:log2.56.25+lg1/100+lne+21+log23.
问题描述:
计算:log2.56.25+lg
+ln1 100
+21+log23.
e
答
log2.56.25+lg
+ln1 100
+21+log23
e
=2log2.52.5-2+
+2log261 2
=
+61 2
=
.13 2